1,2-Benzisothiazolin-3-one

  • 1,2-Benzisothiazol-3(2H)-one
  • 1,2-Benzisothiazol-3-ol
  • 3-Hydroxy-1,2-benzisothiazole
  • Benzisothiazolone
  • Benzocil
  • Proxel AB
Formula
C7H5NOS
Structure
Uses
Used in the production of pesticide products.

Registry Numbers and Inventories.
CAS
2634-33-5
EC (EINECS/ELINCS)
220-120-9
22 38 41 43 50
24 26 37/39 61
RTECS
DE4620000
RTECS class
Drug
UN (DOT)
3077
Beilstein/Gmelin
119510
Beilstein Reference
4-27-00-02648
EPA OPP
98901
Swiss Giftliste 1
G-6729
Canada DSL/NDSL
DSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Japan ENCS (MITI)
Listed
Korea ECL
Listed

Properties.
Formula
C7H5NOS
Formula mass
151.19
Melting point, °C
160 - 161
Solubility in water
Slightly soluble
pKa/pKb
10.2 (pKa)
Partition coefficient, pKow
1.77

Hazards and Protection.
Storage
Keep tightly closed.
Protection
Compatible chemical-resistant gloves. Chemical safety goggles.
Respirators
Government approved respirator.
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide.

Fire.
Fire fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Fire potential
May burn but does not ignite readily.
Hazards
Emits toxic fumes under fire conditions.
Combustion products
Fire may produce irritating, corrosive and/or toxic gases.
Health
3
 
Flammability
0
 
 
Reactivity
0
 

Health.
Poison_Class
3
Exposure effects
Harmful. Dangerous for the environment. Harmful if swallowed. Irritating to skin. Risk of serious damage to eyes. May cause sensitization by skin contact. Very toxic to aquatic organisms.
   Ingestion
Harmful if swallowed.
   Inhalation
May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
   Skin
Causes skin irritation. May be harmful if absorbed through the skin.
   Eyes
Irritant

First aid
 
   Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
   Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
   Skin
In case of contact, immediately wash skin with soap and copious amounts of water.
   Eyes
In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.

Transport.
UN number
3077
Response guide
Hazard class
9
Packing Group
III